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-rw-r--r--src/include/nodes/relation.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/src/include/nodes/relation.h b/src/include/nodes/relation.h
index 3ccc9d1b037..a39e59d8ac9 100644
--- a/src/include/nodes/relation.h
+++ b/src/include/nodes/relation.h
@@ -1268,9 +1268,9 @@ typedef struct GatherPath
} GatherPath;
/*
- * GatherMergePath runs several copies of a plan in parallel and
- * collects the results. For gather merge parallel leader always execute the
- * plan.
+ * GatherMergePath runs several copies of a plan in parallel and collects
+ * the results, preserving their common sort order. For gather merge, the
+ * parallel leader always executes the plan too, so we don't need single_copy.
*/
typedef struct GatherMergePath
{